Alpine R2-W10D2 R-Series 10" Dual 2-Ohm Subwoofer The Alpine R2-W10D2 is a 10" subwoofer engineered for deep, accurate bass and high-output performance. Featuring a Kevlar-reinforced pulp cone and a polypropylene/ceramic composite dust cap, it ensures durability and reduced distortion. The High-Amplitude Multi-Roll (HAMR) surround allows for maximum cone excursion, delivering powerful bass response. With dual 2-ohm voice coils and configuration jumpers, it offers flexible wiring options for various system setups. Key Features Subwoofer Type 10" Dual 2-Ohm Voice Coil Cone Material Kevlar-Reinforced Pulp Dust Cap Polypropylene/Ceramic Composite Surround High-Amplitude Multi-Roll (HAMR) Magnet Structure Double-Stacked with Integrated Faraday Ring Grille Optional (KTE-10G, sold separately) What’s in the Box 1 × 10" Dual 2-Ohm Subwoofer 1 × Cosmetic Trim Ring 2 × Jumper Wires for DVC Configuration 1 × Owner’s Manual Technical Specifications Power Handling (RMS) 750W Power Handling (Peak) 2250W Frequency Response 26Hz – 200Hz Sensitivity 82.3dB (1W / 1m) Impedance Dual 2 Ohms Mounting Depth 6" (152mm) Cutout Diameter 9-1/16" (231mm) Voice Coil Diameter 65mm Xmax 20mm Magnet Weight 123 oz Recommended Sealed Box Volume 0.48 – 0.93 cu. ft. Recommended Ported Box Volume 0.83 – 1.38 cu. ft. Warranty 1 Year